CN111910915A - Cast-in-place concrete cylinder structure internal mold reinforcing device and construction method thereof - Google Patents
Cast-in-place concrete cylinder structure internal mold reinforcing device and construction method thereof Download PDFInfo
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- CN111910915A CN111910915A CN202010685169.0A CN202010685169A CN111910915A CN 111910915 A CN111910915 A CN 111910915A CN 202010685169 A CN202010685169 A CN 202010685169A CN 111910915 A CN111910915 A CN 111910915A
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- reinforcing
- screw rod
- welded
- cast
- steel bars
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
Abstract
The invention relates to a cast-in-place concrete barrel structure internal mold reinforcing device, which comprises a reinforcing member and an adjusting member, wherein the adjusting member connects the reinforcing member into a circular reinforcing device; the reinforcing piece is an arch-shaped component and comprises an arch part, a chord part, a transverse support and a connecting hole; the bow part is 1/5 circular arc; two ends of the chord part are welded with two ends of the bow part; the transverse supports are a plurality of twisted steel bars, one ends of the twisted steel bars are welded on the bow part, and the other ends of the twisted steel bars are welded on the chord part and are arranged at equal intervals; the connecting holes are steel pipes which are welded at two ends of the bow part, and regular hexagon holes are formed in the steel pipes; the adjusting part comprises a screw rod and nuts at two ends of the screw rod, one end of the screw rod is provided with a forward thread, the other end of the screw rod is provided with a reverse thread, and the nuts at two ends of the screw rod respectively penetrate through connecting holes between two adjacent reinforcing parts to be connected. The invention has simple manufacture and convenient construction, can firmly reinforce the template, can save the construction cost, and can ensure that the concrete of the cylinder has beautiful appearance.
Description
Technical Field
The invention relates to the technical field of building formwork construction, in particular to a cast-in-place concrete cylinder structure inner mold reinforcing device and a construction method thereof.
Background
In civil engineering construction operation, the construction of a cast-in-place concrete barrel structure is frequently met, during the construction of the barrel structure, the template reinforcement construction is relatively complex, particularly, the inner mold reinforcement is particularly carried out, the common situation is that tie bolts and batten back edges are adopted for reinforcement, a scaffold is erected in the interior for supporting, after the template is used, the leaked part of the bolts needs to be cut off when the template is dismantled, and cement mortar is adopted for repairing, so that the construction process is complicated, the labor and material consumption is large, the cost is high, and the method is uneconomical.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides the cast-in-place concrete cylinder structure inner mold reinforcing device and the construction method thereof.
In order to solve the technical problem, the invention is realized as follows:
the utility model provides a cast in situ concrete tube structure centre form reinforcing apparatus which characterized in that: the device comprises a reinforcing member and an adjusting member, wherein the adjusting member connects the reinforcing member into a circular reinforcing device;
the reinforcing piece is an arched component and comprises an arched part, a chord part, a transverse support and a connecting hole; the bow part is an 1/5 circular arc; two ends of the chord part are welded with two ends of the bow part; the transverse supports are a plurality of twisted steel bars, one ends of the twisted steel bars are welded on the bow part, and the other ends of the twisted steel bars are welded on the chord part and are arranged at equal intervals; the connecting holes are steel pipes which are welded at two ends of the bow part, and regular hexagon holes are formed in the steel pipes; the adjusting part comprises a screw rod and nuts at two ends of the screw rod, one end of the screw rod is provided with a forward thread, the other end of the screw rod is provided with a reverse thread, and the nuts at two ends of the screw rod respectively penetrate through connecting holes between two adjacent reinforcing parts to be connected.
A construction method of a cast-in-place concrete cylinder structure internal mold reinforcing device is characterized in that: the method comprises the following specific steps:
step 3, manufacturing a chord part and a transverse support by adopting a twisted steel bar;
step 4, manufacturing a connecting hole by using a steel pipe;
step 5, welding the arch part, the chord part, the transverse support and the connecting hole to form a reinforcing member;
step 6, manufacturing and installing a cast-in-place concrete cylinder structure template;
step 7, fixing the reinforcing members on the same horizontal plane according to the designed positions;
8, inserting nuts at two ends of the adjusting piece into connecting holes of two adjacent reinforcing pieces;
step 9, adjusting the adjusting piece to enable the device to be tightly connected and tightly push the template;
and step 10, removing the device after the cast-in-place concrete cylinder structure is poured and formed in strength.
The invention has the beneficial effects that: can use local materials, has simple and convenient manufacture, flexible installation, safety, reliability, low cost and high effectiveness.
Drawings
The invention is described in further detail below with reference to the following figures and embodiments:
fig. 1 is a schematic structural diagram of the present application.
Fig. 2 is a schematic view of a stiffener.
Fig. 3 is a schematic view of the adjustment member.
Fig. 4 is a schematic cross-sectional view of the connection hole.
Detailed Description
As shown in fig. 1-4: the utility model provides a cast in situ concrete tubular structure centre form reinforcing apparatus, reinforcement 1 and regulating part 2 are constituteed, and the regulating part links into circular reinforcing apparatus with the reinforcement.
The reinforcing piece 1 is an arch-shaped component and consists of an arch part 11, a chord part 12, a transverse support 13 and a connecting hole 14;
the bow part 11 is an 1/5 circular arc and is formed by bending a twisted steel bar with the diameter of 18 mm;
the chord part 12 is a twisted steel bar with the diameter of 18mm, and two ends of the chord part are welded with two ends of the bow part;
the transverse supports 13 are a plurality of twisted steel bars with the diameter of 18mm, one ends of the twisted steel bars are welded on the arch part, and the other ends of the twisted steel bars are welded on the chord part and are arranged at equal intervals;
the connecting holes 14 are steel pipes with the diameter of 25mm, the steel pipes are welded at two ends of the arch part, and regular hexagonal holes are formed in the steel pipes;
the adjusting part 2 is composed of a screw rod 21 and nuts 22 at two ends of the screw rod, one end of the screw rod 21 is a forward thread, the other end of the screw rod 21 is a reverse thread, and the nuts at two ends of the screw rod respectively penetrate through connecting holes between two adjacent reinforcing parts to be connected.
A construction method for reinforcing an internal mold of a cast-in-place concrete cylinder structure comprises the following specific steps:
step 3, manufacturing a chord part 12 and a transverse support 13 by adopting a twisted steel bar;
step 4, manufacturing a connecting hole 14 by using a steel pipe;
step 5, welding the bow part 11, the chord part 12, the transverse support 13 and the connecting hole 14 to form a reinforcing member 1;
step 6, manufacturing and installing a cast-in-place concrete cylinder structure template;
step 7, fixing the reinforcing member 1 on the same horizontal plane according to the designed position;
step 8, inserting nuts 22 at two ends of the adjusting piece 2 into the connecting holes 14 of two adjacent reinforcing pieces 1;
and 9, adjusting the adjusting piece 2 to ensure that the device is tightly connected and the template is tightly jacked.
And step 10, removing the device after the cast-in-place concrete cylinder structure is poured and formed in strength.
Claims (2)
1. The utility model provides a cast in situ concrete tube structure centre form reinforcing apparatus which characterized in that: the device comprises a reinforcing member and an adjusting member, wherein the adjusting member connects the reinforcing member into a circular reinforcing device;
the reinforcing piece is an arched component and comprises an arched part, a chord part, a transverse support and a connecting hole; the bow part is an 1/5 circular arc; two ends of the chord part are welded with two ends of the bow part; the transverse supports are a plurality of twisted steel bars, one ends of the twisted steel bars are welded on the bow part, and the other ends of the twisted steel bars are welded on the chord part and are arranged at equal intervals; the connecting holes are steel pipes which are welded at two ends of the bow part, and regular hexagon holes are formed in the steel pipes; the adjusting part comprises a screw rod and nuts at two ends of the screw rod, one end of the screw rod is provided with a forward thread, the other end of the screw rod is provided with a reverse thread, and the nuts at two ends of the screw rod respectively penetrate through connecting holes between two adjacent reinforcing parts to be connected.
2. A construction method of a cast-in-place concrete cylinder structure internal mold reinforcing device is characterized in that: the method comprises the following specific steps:
step 1, calculating the perimeter of an inner circle after a template is installed according to the perimeter of the inner circle of a cylinder structure;
step 2, adopting the twisted steel bars to make an inner circle shape, and evenly dividing the inner circle shape into five equal parts to form five arc-shaped steel bars as arch parts of the reinforcing piece;
step 3, manufacturing a chord part and a transverse support by adopting a twisted steel bar;
step 4, manufacturing a connecting hole by using a steel pipe;
step 5, welding the arch part, the chord part, the transverse support and the connecting hole to form a reinforcing member;
step 6, manufacturing and installing a cast-in-place concrete cylinder structure template;
step 7, fixing the reinforcing members on the same horizontal plane according to the designed positions;
8, inserting nuts at two ends of the adjusting piece into connecting holes of two adjacent reinforcing pieces;
step 9, adjusting the adjusting piece to enable the device to be tightly connected and tightly push the template;
and step 10, removing the device after the cast-in-place concrete cylinder structure is poured and formed in strength.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010685169.0A CN111910915A (en) | 2020-07-16 | 2020-07-16 | Cast-in-place concrete cylinder structure internal mold reinforcing device and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010685169.0A CN111910915A (en) | 2020-07-16 | 2020-07-16 | Cast-in-place concrete cylinder structure internal mold reinforcing device and construction method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111910915A true CN111910915A (en) | 2020-11-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202010685169.0A Pending CN111910915A (en) | 2020-07-16 | 2020-07-16 | Cast-in-place concrete cylinder structure internal mold reinforcing device and construction method thereof |
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| CN (1) | CN111910915A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201395935Y (en) * | 2009-04-03 | 2010-02-03 | 刘纯风 | Round pipe-shaped internal mold |
| CN102251669A (en) * | 2011-05-26 | 2011-11-23 | 葛洲坝集团第二工程有限公司 | Construction method for cylindrical thin-walled concrete wall template |
| CN202344149U (en) * | 2011-12-23 | 2012-07-25 | 中建七局第三建筑有限公司 | Welding seam clearance control device |
| CN102635231A (en) * | 2012-04-13 | 2012-08-15 | 中铁十七局集团第三工程有限公司 | Self-stabilization support system for inner film of circular reinforced concrete structure |
| CN103882840A (en) * | 2014-03-05 | 2014-06-25 | 葛洲坝集团第五工程有限公司 | Surge shaft cast-in-place concrete mountable formwork support and mounting method thereof |
| CN109386128A (en) * | 2018-11-20 | 2019-02-26 | 东莞市太龙湾建设工程有限公司 | A kind of mold and construction method for casting concrete pond body |
| CN208594744U (en) * | 2018-03-30 | 2019-03-12 | 中国二十冶集团有限公司 | Concrete circular hole pours the bracing means of inner template |
| CN110158953A (en) * | 2019-05-27 | 2019-08-23 | 中国二十二冶集团有限公司 | Round silo thickness platform plate holes internal model bracing means and its construction method |
| DE202020101073U1 (en) * | 2020-02-27 | 2020-07-15 | Köster GmbH | Formwork element |
-
2020
- 2020-07-16 CN CN202010685169.0A patent/CN111910915A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201395935Y (en) * | 2009-04-03 | 2010-02-03 | 刘纯风 | Round pipe-shaped internal mold |
| CN102251669A (en) * | 2011-05-26 | 2011-11-23 | 葛洲坝集团第二工程有限公司 | Construction method for cylindrical thin-walled concrete wall template |
| CN202344149U (en) * | 2011-12-23 | 2012-07-25 | 中建七局第三建筑有限公司 | Welding seam clearance control device |
| CN102635231A (en) * | 2012-04-13 | 2012-08-15 | 中铁十七局集团第三工程有限公司 | Self-stabilization support system for inner film of circular reinforced concrete structure |
| CN103882840A (en) * | 2014-03-05 | 2014-06-25 | 葛洲坝集团第五工程有限公司 | Surge shaft cast-in-place concrete mountable formwork support and mounting method thereof |
| CN208594744U (en) * | 2018-03-30 | 2019-03-12 | 中国二十冶集团有限公司 | Concrete circular hole pours the bracing means of inner template |
| CN109386128A (en) * | 2018-11-20 | 2019-02-26 | 东莞市太龙湾建设工程有限公司 | A kind of mold and construction method for casting concrete pond body |
| CN110158953A (en) * | 2019-05-27 | 2019-08-23 | 中国二十二冶集团有限公司 | Round silo thickness platform plate holes internal model bracing means and its construction method |
| DE202020101073U1 (en) * | 2020-02-27 | 2020-07-15 | Köster GmbH | Formwork element |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201110 |
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| RJ01 | Rejection of invention patent application after publication |